21359040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1210

約数の個数: 112

約数和(自身を含む): 71445120

約数和(自身を除く): 50086080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1171, 1216, 1520, 1824, 2280, 2342, 3040, 3513, 3648, 4560, 4684, 5855, 6080, 7026, 9120, 9368, 11710, 14052, 17565, 18240, 18736, 22249, 23420, 28104, 35130, 37472, 44498, 46840, 56208, 66747, 70260, 74944, 88996, 93680, 111245, 112416, 133494, 140520, 177992, 187360, 222490, 224832, 266988, 281040, 333735, 355984, 374720, 444980, 533976, 562080, 667470, 711968, 889960, 1067952, 1124160, 1334940, 1423936, 1779920, 2135904, 2669880, 3559840, 4271808, 5339760, 7119680, 10679520, 21359040]

約数ペア:

[(1, 21359040), (2, 10679520), (3, 7119680), (4, 5339760), (5, 4271808), (6, 3559840), (8, 2669880), (10, 2135904), (12, 1779920), (15, 1423936), (16, 1334940), (19, 1124160), (20, 1067952), (24, 889960), (30, 711968), (32, 667470), (38, 562080), (40, 533976), (48, 444980), (57, 374720), (60, 355984), (64, 333735), (76, 281040), (80, 266988), (95, 224832), (96, 222490), (114, 187360), (120, 177992), (152, 140520), (160, 133494), (190, 112416), (192, 111245), (228, 93680), (240, 88996), (285, 74944), (304, 70260), (320, 66747), (380, 56208), (456, 46840), (480, 44498), (570, 37472), (608, 35130), (760, 28104), (912, 23420), (960, 22249), (1140, 18736), (1171, 18240), (1216, 17565), (1520, 14052), (1824, 11710), (2280, 9368), (2342, 9120), (3040, 7026), (3513, 6080), (3648, 5855), (4560, 4684)]